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Last modified by Dilisi S on 2025/04/23 19:23
From version 127.1
edited by Dilisi S
on 2025/03/08 21:57
Change comment: Uploaded new attachment "thingsboard-5.png", version {1}
To version 17.1
edited by Dilisi S
on 2025/03/04 03:51
Change comment: Mar 3 edits - part 1

Summary

Details

Page properties
Content
... ... @@ -6,239 +6,223 @@
6 6  Draft Document
7 7  {{/warning}}
8 8  
9 += Introduction =
9 9  
11 +This document guides you on integrating Dragino -NB and -CB series devices with ThingsBoard. For this guide, we use ThingsBoard Cloud, which is one of the ThingsBoard versions that allows you to try it for free.
10 10  
13 +For example, the following devices fall into the -NB and -CB series:
11 11  
12 -= 1. Introduction =
15 +(% style="width:556px" %)
16 +|(% style="width:261px" %)**NB Series**|(% style="width:293px" %)**CB Series**
17 +|(% style="width:261px" %)S31B-NB|(% style="width:293px" %)S31-CB
18 +|(% style="width:261px" %) |(% style="width:293px" %)
13 13  
14 14  
15 -This document guides you on integrating Dragino **-NB** and **-CB** series devices data with ThingsBoard. For this guide, we use ThingsBoard Cloud, which is one of the ThingsBoard versions that allows you to try it for free.
16 16  
17 -The **NB series** devices end with the suffix **-NB**, and the **CB series** devices end with the suffix **-CB**. For example, **S31B-NB** is an **NB device**, and **S31-CB** is a **CB device**.
22 += Add New Device =
18 18  
24 +In the left navigation, click **Entities** and then click **Devices**.
19 19  
20 -= 2. Prerequisites =
21 21  
22 -To complete this tutorial, you need to have the following:
27 +[[image:ThingsBoard-Device.png]]
23 23  
24 -* ThingsBoard cloud account
25 -* HiveMQ Cloud account
26 26  
27 -== 2.1 ThingsBoard Cloud ==
30 +On the ‘**Devices**’ page, click on the ‘**+**’ button, and then click on the ‘**Add new device**’ from the dropdown menu.
28 28  
29 29  
30 -Go to [[https:~~/~~/thingsboard.io/>>https://thingsboard.io/]]
33 +[[image:ThingsBoard-add-new-device.png||height="279" width="500"]]
31 31  
32 -Click on the **Try it now**.
33 33  
34 34  
35 -[[image:thingsboard-1.png]]
37 += Data Converters =
36 36  
37 37  
38 -Select either the **North America** or **Europe** region. Here, we use the Europe region.
40 +== Uplink ==
39 39  
40 -[[image:thingsboard-2.png]]
42 +In the left navigation, click ‘Integrations center’, and then click ‘Data converters’.
41 41  
42 42  
43 -You can sign up with your Google, GitHub, Facebook, or Apple account. If not you can create an account with providing your name, email address and a password.
45 +[[image:ThingsBoard-Data-Converters.png]]
44 44  
45 -[[image:thingsboard-3.png||height="651" width="500"]]
46 46  
48 +On the ‘Data converters’ page, click on the ‘+’ button, and then click on the ‘Create new converter’ from the dropdown menu.
47 47  
48 -== 2.2 HiveMQ Cloud ==
49 49  
51 +[[image:ThingsBoard-new-data-converter.png||height="282" width="500"]]
50 50  
51 -Go to [[https:~~/~~/www.hivemq.com>>https://www.hivemq.com]]
52 52  
53 -Click on the **Start Free** button.
54 +The ‘Add data converter’ window will appear. Name it ‘**UDP Uplink Converter NB/CB**’ and select the Type as ‘Uplink’.
54 54  
55 -[[image:hivwmq-1.png]]
56 +Click on the ‘JavaScript’ button. Now copy and paste the following script to the ‘Decoder function’ section:
56 56  
57 -
58 -Click on the **Sign Up FREE Now** button in the **HIVEMQ CLOUD** section.
59 -
60 -[[image:hivemq-2.png]]
61 -
62 -
63 -Click on the **Sign Up** button.
64 -
65 -You can sign up with HiveMQ using your **GitHub**, **Google**, or **LinkedIn** account.
66 -
67 -If not, provide your **email address** and a **password** to create an account by clicking on the **Sign Up** button.
68 -
69 -
70 -[[image:hivemq-3.png]]
71 -
72 -
73 -You will receive an email to verify your email address. Click on the **Confirm my account** button.
74 -
75 -
76 -[[image:hivemq-4.jpg||height="889" width="400"]]
77 -
78 -
79 -You will be redirected to a page asking you to complete your profile. Once done, click the **Continue** button.
80 -
81 -
82 -[[image:hivemq-5.png||height="655" width="700"]]
83 -
84 -
85 -Select the CloudMQ Cloud plan you need. For testing purposes, select the **Serverless FREE** plan by clicking on the **Create Serverless Cluster** button.
86 -
87 -
88 -[[image:hivemq-6.png]]
89 -
90 -
91 -You will be navigated to the **Your Clusters** page. Click on the **Manage Cluster** button.
92 -
93 -[[image:hivemq-7.png]]
94 -
95 -
96 -In your cluster page, you can find some useful parameters you need to create a MQTT connection.
97 -
98 -**URL**: This is the host name. Click on the copy button to copy it.
99 -
100 -**Port**: 8883
101 -
102 -
103 -Click on the **Getting Started** tab to setup the username and the password as the connection credentials.
104 -
105 -
106 -[[image:hivemq-8.png]]
107 -
108 -
109 -In the '**Create Connection Credentials**' section, provide a **username** and **password**, then click the **Add** button.
110 -
111 -
112 -[[image:hivemq-9.png]]
113 -
114 -
115 -
116 -If everything is successful, you will see the following message.
117 -
118 -
119 -[[image:hivemq-10.png||height="206" width="500"]]
120 -
121 -
122 -You will need these MQTT connection parameters when configuring the MQTT integration in the '**Add Integration**' section.
123 -
124 -
125 -= 3. Data Converters =
126 -
127 -
128 -In **ThingsBoard**, **Data Converters** are components used to transform incoming or outgoing data between different formats, typically to convert raw telemetry data from devices into a structured format that ThingsBoard can understand, or vice versa.
129 -
130 -
131 -== 3.1 Uplink ==
132 -
133 -
134 -In the left navigation, click **Integrations center**, and then click **Data converters**.
135 -
136 -
137 -
138 -[[image:data-converters-list-empty.png]]
139 -
140 -
141 -On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
142 -
143 -
144 -
145 -[[image:create-new-converter-menu.png||height="259" width="500"]]
146 -
147 -
148 -The **Add data converter** window will appear. Name it ‘**MQTT Uplink Converter NB/CB**’ and select the Type as **Uplink**.
149 -
150 -Click on the **TBEL** button if not selected it by default. Delete the existing decoder function in the code editor. Now copy and paste the following decoder function written in **TBEL (ThingsBoard Expression Language)** in to the **code editor**. This decoder function is compatible for both NB and CB series devices.
151 -
152 152  {{code language="JavaScript"}}
153 -/** Decoder **/
154 -
59 +//Version: 0.1
155 155  // decode payload to string
156 156  var payloadStr = decodeToString(payload);
157 -var data = JSON.parse(payloadStr);
158 158  
159 -var deviceName = metadata.topic.split("/")[3];
160 160  // decode payload to JSON
161 -var deviceType = 'sensor';
64 +var objdata = {};
65 +var obj1 = {};
66 +var data = decodeToJson(payload);
67 +var deviceName = data.IMEI;
68 +delete data.IMEI;
69 +var modelname = "Dragino " + data.Model;
70 +//var mod = data.mod
71 +delete data.Model;
72 +//delete data.mod
73 +var timestamp = new Date().getTime();
162 162  
163 -// Result object with device attributes/telemetry data
75 +for (var key in data) {
76 +
77 + if (Number(key)) {
78 + obj1[key] = data[key];
79 + obj1[key][obj1[key].length - 1] = Number(new Date(
80 + obj1[key][obj1[key].length - 1]));
81 +
82 + }
83 +//Alec submitted25/02/25
84 +//turn old key into new
85 + else if (key === "Reading") {
86 + objdata["reading"] = data[key];
87 + } else if (key === "work mode") {
88 + objdata["work_mode"] = data[key];
89 + } else if (key === "hum") {
90 + objdata["humidity"] = data[key];
91 + }else if (key === "hum2") {
92 + objdata["humidity2"] = data[key];
93 + } else if (key === "hum3") {
94 + objdata["humidity3"] = data[key];
95 + } else if (key === "tem") {
96 + objdata["temperature"] = data[key];
97 + } else if (key === "tem2") {
98 + objdata["temperature2"] = data[key];
99 + } else if (key === "tem3") {
100 + objdata["temperature3"] = data[key];
101 + } else if (key === "DS18B20_Temp") {
102 + objdata["temperature_pro"] = data[key];
103 + } else if (key === "ds18b20_temperature") {
104 + objdata["temperature_pro"] = data[key];
105 + } else if (key === "DS18B20_temperature_pro") {
106 + objdata["temperature_pro"] = data[key];
107 + } else if (key === "tdc send flag") {
108 + objdata["tdc_send_flag"] = data[key];
109 + } else if (key === "trigger mode") {
110 + objdata["trigger_mode"] = data[key];
111 + } else if (key === "soil dielectric constant") {
112 + objdata["soil_dielectric_constant"] = data[key];
113 + } else if (key === "door open num") {
114 + objdata["door_open_num"] = data[key];
115 + } else if (key === "door duration") {
116 + objdata["door_duration"] = data[key];
117 + } else if (key === "count time") {
118 + objdata["count_time"] = data[key];
119 + } else if (key === "last open time2") {
120 + objdata["last_open_time2"] = data[key];
121 + } else if (key === "last open time3") {
122 + objdata["last_open_time3"] = data[key];
123 + }
124 +//Alec submitted25/02/25
125 + else {
126 + objdata[key] = data[key]
127 + }
128 +}
129 +var listdata = [{
130 + "ts": timestamp,
131 + "values": objdata
132 +}]
133 +for (var key1 in obj1) {
134 + if (modelname == "Dragino RS485-NB") {
135 + listdata.push({
136 + "ts": obj1[key1][obj1[key1].length - 1],
137 + "values": {
138 + "Payload": obj1[key1][0],
139 + }
140 + })
141 + } else {
142 + listdata.push({
143 + "ts": obj1[key1][obj1[key1].length - 1],
144 + "values": {
145 + "values": obj1[key1]
146 + },
147 + })
148 + }
149 +}
164 164  var result = {
151 +
165 165   deviceName: deviceName,
166 - deviceType: deviceType,
153 + deviceType: modelname,
167 167   attributes: {
168 - integrationName: metadata['integrationName'],
155 + model: modelname,
156 + //customerName: "NB-CB",
157 + //groupName: "NB-CB",
158 + //integrationName: metadata['integrationName']
159 +
169 169   },
170 - telemetry: {
171 - temperature: data.temperature,
172 - humidity: data.humidity,
173 - }
174 -};
161 + telemetry: listdata
162 +}
175 175  
176 -/** Helper functions 'decodeToString' and 'decodeToJson' are already built-in **/
164 +function decodeToString(payload) {
165 + return String.fromCharCode.apply(String, payload);
166 +}
177 177  
178 -return result;
179 -{{/code}}
168 +function decodeToJson(payload) {
169 + // covert payload to string.
170 + var str = decodeToString(payload);
180 180  
172 + // parse string to JSON
173 + var data = JSON.parse(str);
174 + return data;
175 +}
181 181  
182 -Click on the **Add** button.
177 +return result;
183 183  
179 +{{/code}}
184 184  
181 +Click on the ‘Add’ button.
185 185  
186 -[[image:add-uplink-data-converter.png||height="529" width="500"]]
187 187  
184 +[[image:ThingsBoard-add-data-converter-uplink.png||width="500"]]
188 188  
189 -You should see that the newly added **MQTT Uplink converter **NB/CB is listed on the **Data Converters** page.
190 190  
191 -[[image:data-converter-list-showing-uplink-dc.png]]
187 +The uplink data converter is added to ThingsBoard and appears on the ‘Data Converters’ page
192 192  
193 193  
190 +== Downlink ==
194 194  
195 -== 3.2 Downlink ==
192 +On the ‘Data converters’ page, click on the ‘+’ button, and then click on the ‘Create new converter’ from the dropdown menu.
196 196  
197 197  
198 -On the **Data converters** page, click on the ‘**+**’ button, and then click on the **Create new converter** from the dropdown menu.
195 +[[image:ThingsBoard-new-data-converter.png||height="282" width="500"]]
199 199  
200 200  
201 -[[image:create-new-converter-menu.png||width="500"]]
198 +The ‘**Add data converter**’ window will appear. Name it ‘**UDP Downlink Converter NB/CB**’ and select the Type as ‘**Downlink**’.
202 202  
200 +Click on the ‘**JavaScript**’ button. Now copy and paste the following script to the ‘**Encoder function**’ section:
203 203  
204 204  
205 -The **Add data converter** window will appear. Name it ‘**MQTT Downlink Converter NB/CB**’ and select the Type as **Downlink**.
206 -
207 -Click on the **TBEL** button if not selected it by default. Now copy and paste the following encoder function written in **TBEL (ThingsBoard Expression Language)** in to the **code editor**. This encoder function is compatible for both NB and CB series devices.
208 -
209 -
210 210  {{code language="JavaScript"}}
211 -// Encode downlink data from incoming Rule Engine message
204 +function hexToBase64(hexString) {
205 + // 将16进制字符串两个字符转换为一个字节
206 + var bytes = hexString.match(/.{2}/g);
207 + // 对每个字节进行解析，并转换为对应的字符
208 + var binaryString = bytes.map(function(byte) {
209 + return String.fromCharCode(parseInt(byte, 16));
210 + }).join('');
211 +
212 + // 使用btoa进行base64编码
213 + return btoa(binaryString);
214 +}
212 212  
213 -// msg - JSON message payload downlink message json
214 -// msgType - type of message, for ex. 'ATTRIBUTES_UPDATED', 'POST_TELEMETRY_REQUEST', etc.
215 -// metadata - list of key-value pairs with additional data about the message
216 -// integrationMetadata - list of key-value pairs with additional data defined in Integration executing this converter
217 -
218 -/** Encoder **/
219 -
220 -var data = {};
221 -
222 -// Process data from incoming message and metadata
223 -
224 -data.tempFreq = msg.temperatureUploadFrequency;
225 -data.humFreq = msg.humidityUploadFrequency;
226 -
227 -data.devSerialNumber = metadata['ss_serialNumber'];
228 -
229 229  // Result object with encoded downlink payload
230 230  var result = {
231 -
232 232   // downlink data content type: JSON, TEXT or BINARY (base64 format)
233 - contentType: "JSON",
219 + contentType: "BINARY",
234 234  
235 235   // downlink data
236 - data: JSON.stringify(data),
222 + data:hexToBase64(metadata.shared_value)
237 237  
238 238   // Optional metadata object presented in key/value format
239 - metadata: {
240 - topic: metadata['deviceType']+'/'+metadata['deviceName']+'/upload'
241 - }
225 + //metadata: {}
242 242  
243 243  };
244 244  
... ... @@ -249,124 +249,79 @@
249 249  Click on the **Add** button.
250 250  
251 251  
236 +[[image:ThingsBoard-add-data-converter-downlink.png||height="532" width="500"]]
252 252  
253 -[[image:add-downlink-data-converter.png||height="529" width="500"]]
254 254  
239 += Add Integration =
255 255  
256 -You should see that the newly added **MQTT Downlink** Converter NB/CB is listed on the **Data Converters** page.
241 +In the left navigation, click ‘Integrations center’, and then click ‘Integrations’.
257 257  
243 +On the ‘Integrations’ page, click on the “+” button.
258 258  
259 -[[image:data-converters-list.png]]
260 260  
246 +[[image:ThingsBoard-add-integration.png]]
261 261  
262 262  
263 -= 4. Add Integration =
249 +The ‘Add integration’ window appears.
264 264  
251 +In the Add Integration window, configure the following settings:
265 265  
266 -In the left navigation, click **Integrations center**, and then click **Integrations**.
267 -
268 -
269 -[[image:integrations-list-empty.png]]
270 -
271 -
272 -On the **Integrations** page, click on the '**+**' button.
273 -
274 -
275 -The **Add integration** window appears.
276 -
277 -In the **Add integration** window, configure the following settings:
278 -
279 -
280 280  **Basic settings:**
281 281  
282 -* **Integration type**: MQTT
283 -* **Name**: MQTT integration NB/CB
284 -* **Enable integration**: YES
285 -* **Allows create devices or assets**: YES
255 +* **Integration type**: UDP
256 +* **Name**: UDP Integration NB/CB
286 286  
287 287  Click **Next** button.
288 288  
289 289  
290 -
291 291  [[image:add-integration-basic-settings.png||height="511" width="500"]]
292 292  
293 293  
294 294  **Uplink data converter:**
295 295  
296 -* Click on the **Select existing** button.
297 -* **Uplink data converter**: Select **MQTT Uplink Converter NB/CB **from the dropdown list.
266 +* Click on the ‘**Select existing**’ button.
267 +* Uplink data converter: Select ‘**UDP Uplink Converter NB/CB**’ from the dropdown list.
298 298  
299 299  Click **Next** button.
300 300  
301 301  
302 -
303 303  [[image:add-integration-uplink-data-converter.png||height="511" width="500"]]
304 304  
305 305  
306 306  **Downlink data converter:**
307 307  
308 -* Click on the **Select existing** button.
309 -* **Downlink data converter**: Select **MQTT Downlink Converter NB/CB **from the dropdown list.
277 +* Click on the ‘**Select existing**’ button.
278 +* Downlink data converter: Select ‘**UDP Downlink Converter NB/CB**’ from the dropdown list.
310 310  
311 311  Click **Next** button.
312 312  
313 313  
283 +[[image:add-integration-downlink-data-converter.png||height="512" width="500"]]
314 314  
315 -[[image:add-integration-downlink-data-converter.png||height="511" width="500"]]
316 316  
317 -
318 318  **Connection:**
319 319  
320 -* **Host**: Cluster URL (Eg. 011731f7928541588a6cdfbbedfc63f4.s1.eu.hivemq.cloud)
321 -* **Port**: 8883
322 -* **Credentials**: Basic
323 -* **Enable SSL**: YES
324 -* **Username**: Username (from your HiveMQ Cloud Cluster with your credentials)
325 -* **Password:** Password (from your HiveMQ Cloud Cluster with your credentials)
326 -* **Topic:** tb/mqtt-integration-tutorial/sensors/+/telemetry (the + replaces any 'device name' and creates devices in the Entities -> Devices)
327 -* **QoS:** 0-At most once
288 +**Port**: 11582
328 328  
329 -[[image:add-integration-connection.png||height="511" width="500"]]
290 +**Size of the buffer for inbound socket (in KB)**: 64
330 330  
292 +**Cache Size**: 10000000
331 331  
332 -Click on the **Advanced settings** button.
294 +**Cache time to live in minutes**: 1440
333 333  
334 -* **Clean session:** NO
335 -* **Retained**: NO
336 336  
337 -[[image:add-integration-connection-advanced-settings.png||height="510" width="500"]]
297 +Copy the two keys, **Integration key** and **Integration secret** into a text editor, as you will need them in the section ‘xxxxx’.
338 338  
339 -
340 -Click on the **Check connection** button to verify the MQTT connection using the provided parameters.
341 -
342 -
343 -[[image:check-connection.png||height="83" width="300"]]
344 -
345 -
346 -If the connection is successful, you will see the **Connected** message. If not, check your connection parameters again.
347 -
348 -
349 -[[image:connection-success.png||height="511" width="500"]]
350 -
351 -
352 352  Click on the **Add** button.
353 353  
354 -You should see that the newly added integration is listed on the **Integrations** page.
355 355  
356 -Since we haven't received data from a device yet, the integration **Status** is shown as **Pending.**
302 +[[image:add-integration-connection.png||height="511" width="500"]]
357 357  
358 358  
359 359  
360 -[[image:new-integration-pending.png]]
306 += Verifying the receipt of data from the device =
361 361  
308 +Connect **S31B-NB** to transfer information. If the integration was performed without errors, after the transmission of the first telemetry, a new device with the name “xxxxx” will appear in the Devices → All. Also, you can verify the input and output data, respectively, before and after conversion in Data converters → UDP Uplink Converter NB/CB → Events.
362 362  
363 -= 5. Verifying the receipt of data from the device =
364 364  
365 -
366 -On the terminal, issue the following MQTT command which simulates the device S31B-NB.
367 -
368 -{{code language="none"}}
369 -mosquitto_pub -d -q 1 -h mqtt.eu.thingsboard.cloud -p 1883 -t v1/devices/S31B-NB/telemetry -u "24vk3w9h7sqdld1me5eh" -m "{temperature:20}"
370 -{{/code}}
371 -
372 -If the integration was performed without errors, after the transmission of the first telemetry, a new device with the name “S31B-NB” will appear in the Devices → All. Also, you can verify the input and output data, respectively, before and after conversion in Data converters → UDP Uplink Converter NB/CB → Events.
311 +
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